Home / Standards / GB/T 8038-2009 GB/T 8038-2009 Abolished Toluene of coal carbonization-determination of hydrocarbon impurities gas chromatographic method 焦化甲苯中烃类杂质的气相色谱测定方法 Standard Type GBT ICS 71.080.15 CCS G17 Status 废止 Issue Date 2009-07-08 Implementation 2010-04-01 Responsible Dept 国家标准委 Drafting Unit N/A